General description vhbw offers a set of three high-quality cartridge filters designed for standard, wet, or multipurpose vacuum cleaners. These filters are essential for maintaining maximum dust extraction and ensuring clean exhaust air. Regular replacement of the filters helps to prolong the service life of your vacuum cleaner and maintain optimal suction power. Technical specifications External diameter: 19 cm Internal diameter: 14.5 cm Height: 16.5 cm Form: round Colour: blue / yellow Suitable for wet & dry vacuuming Compatibility and accessories Compatible with Aqua Vac Multisystem 500i, 3000, 4000 Replacement for part numbers: 2351110, 3.752.0032, 72800205, RU-30.1, NT RU-30.1, 6.904-042.0, 6.904-170.0 Installation Precision-fit design allows for easy installation and removal of the filters. Usage Regularly change the filter to keep the exhaust air clean and maintain high suction power. Ensure the filter is replaced if there is excessive dirt build-up to prevent motor